The official chemical name is exactly actinium.
Actinium (Ac) is a chemical element.Actinoids is the name of the radioactive elements family which contain actinium.
Actinium C was the old name of the isotope bismuth-211.
The chemical symbol of actinium is Ac.
Actinium is a trivalent chemical element.
Actinium is a trivalent chemical element.
Actinium is a solid metal.
Actinium, with the chemical symbol Ac, is the chemical element with the atomic number 89.
The chemical symbol of actinium is Ac.
Actinium is a natural chemical element, radioactive; actinium is a decay product of uranium.
Actinium is a natural chemical element, it is not a man-made element.
Actinium is a natural chemical element but also can be prepared in laboratory.
Actinium is a natural chemical element but also can be prepared in laboratory.